IPE 220 vs IPN 220
Parallel flange
IPE 220
26.2 kg/m · 220 × 110 mm
Tapered flange
IPN 220
31.1 kg/m · 220 × 98 mm
26.2Mass G kg/m31.1
33.4Cross-section area A cm²39.5
2 772Moment of inertia Iy cm⁴3 060
205Moment of inertia Iz cm⁴162
252Section modulus Wel,y cm³278
285Section modulus Wpl,y cm³324
91.1Radius of gyration iy mm87.9
24.8Radius of gyration iz mm20.3
9.0Torsion constant It cm⁴18.6
22.3Warping constant Iw ×10³ cm⁶17.8
Bar length is the ratio to the higher value in the row.
Summary
16 %
lighter per metre
Plus 26 % more on the weak axis.
10 %
stiffer on the strong axis
Plus 14 % higher plastic resistance Wpl,y.
Per kilogram of steel IPE 220 is the more efficient bending section, by 7 %.